Orthopaedic and prosthetic joint

Details Orthopaedic and prosthetic joint Orthopaedic and prosthetic joint

1991-10-15

1993-04-13

Isabella, David

Prosthesis (i.e., artificial body members), parts thereof, or ai

Leg

Knee

623 39, 602 26, A61F 264

Patent

active

052017761

ABSTRACT:
An orthopaedic or prosthetic joint comprising a linkage having a number of fixed-length links and a spring link of variable length, wherein there are five fixed-length links which are pivotally connected together in a geometric pattern such that the spring link acts to hold the joint in any one of a number of angles of flexion.

REFERENCES:
patent: 1847823 (1932-03-01), Dresser
patent: 3806958 (1974-04-01), Gusev
patent: 3820169 (1974-06-01), Long et al.
patent: 4144881 (1979-03-01), Chappell
patent: 4215442 (1980-08-01), Blatchford et al.
patent: 4310932 (1982-01-01), Nader et al.
patent: 4911709 (1990-03-01), Marlow et al.
patent: 4961416 (1990-10-01), Moore et al.

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